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/* SPDX-License-Identifier: GPL-2.0+ */
/*
* Menu-driven UEFI Variable maintenance
*
* Copyright (c) 2022 Masahisa Kojima, Linaro Limited
*/
#ifndef _EFI_CONFIG_H
#define _EFI_CONFIG_H
#include <efi_loader.h>
#define EFICONFIG_ENTRY_NUM_MAX 99
#define EFICONFIG_VOLUME_PATH_MAX 512
#define EFICONFIG_FILE_PATH_MAX 512
#define EFICONFIG_FILE_PATH_BUF_SIZE (EFICONFIG_FILE_PATH_MAX * sizeof(u16))
typedef efi_status_t (*eficonfig_entry_func)(void *data);
/**
* struct eficonfig_entry - menu entry structure
*
* @num: menu entry index
* @title: title of entry
* @key: unique key
* @efi_menu: pointer to the menu structure
* @func: callback function to be called when this entry is selected
* @data: data to be passed to the callback function, caller must free() this pointer
* @list: list structure
*/
struct eficonfig_entry {
u32 num;
char *title;
char key[3];
struct efimenu *efi_menu;
eficonfig_entry_func func;
void *data;
struct list_head list;
};
/**
* struct efimenu - efi menu structure
*
* @delay: delay for autoboot
* @active: active menu entry index
* @count: total count of menu entry
* @menu_header: menu header string
* @list: menu entry list structure
*/
struct efimenu {
int delay;
int active;
int count;
char *menu_header;
struct list_head list;
};
/**
* struct eficonfig_item - structure to construct eficonfig_entry
*
* @title: title of entry
* @func: callback function to be called when this entry is selected
* @data: data to be passed to the callback function
*/
struct eficonfig_item {
char *title;
eficonfig_entry_func func;
void *data;
};
/**
* struct eficonfig_select_file_info - structure to be used for file selection
*
* @current_volume: pointer to the efi_simple_file_system_protocol
* @dp_volume: pointer to device path of the selected device
* @current_path: pointer to the selected file path string
* @filepath_list: list_head structure for file path list
* @file_selectred: flag indicates file selecting status
*/
struct eficonfig_select_file_info {
struct efi_simple_file_system_protocol *current_volume;
struct efi_device_path *dp_volume;
u16 *current_path;
struct list_head filepath_list;
bool file_selected;
};
void eficonfig_print_msg(char *msg);
void eficonfig_destroy(struct efimenu *efi_menu);
efi_status_t eficonfig_process_quit(void *data);
efi_status_t eficonfig_process_common(struct efimenu *efi_menu, char *menu_header);
efi_status_t eficonfig_select_file_handler(void *data);
efi_status_t eficonfig_get_unused_bootoption(u16 *buf,
efi_uintn_t buf_size, u32 *index);
efi_status_t eficonfig_append_bootorder(u16 index);
efi_status_t eficonfig_generate_media_device_boot_option(void);
#endif
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